The Red Scare. Communism in America. Red Scare. The term "Red Scare" has been applied to two distinct periods of strong anti-Communism in United States history. The first was from 1917 to 1920, and second was from the late 1940s through the late 1950s.
Communism in America
Many Americans felt threatened by the rise of Communist governments in Europe & Asia.
Some even felt that Communists could threaten the U.S. government from within.
These fears increased when people found out about some spies selling U.S. government secrets to the Soviets.
Nuclear air raid drills were part of everyday life for schoolchildren in the late 1940s and early '50s.